Mahāviṣṇu-Mantras: Aṣṭākṣarī, Sudarśana-Astra, Nyāsa Systems, Āvaraṇa-Pūjā, and Prayogas
देवता धरणी बीजं तारःशक्तिर्वसुप्रिया । रामवेदाग्निबाणाक्षिनेत्रार्णैरंगरकल्पनम् ॥ १३८ ॥
devatā dharaṇī bījaṃ tāraḥśaktirvasupriyā | rāmavedāgnibāṇākṣinetrārṇairaṃgarakalpanam || 138 ||
দেৱতা ধৰণী; বীজ বীজাক্ষৰ; শক্তি তাৰা, আৰু (মন্ত্ৰ) বসুসকলৰ প্ৰিয়। ‘ৰা, মা, ভে, দ, অ, গ্নি, বা, ণ, অ, ক্ষি, নে, ত্ৰ’ অক্ষৰে অঙ্গন্যাস কৰিব।
Sanatkumara (in instruction to Narada)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: bhakti
It encodes the mantra’s ritual anatomy—deity (devatā), seed (bīja), śakti, and limb-assignment (aṅga-nyāsa)—showing that correct invocation aligns body, sound, and deity for effective sādhana.
By prescribing devatā-bhāva (fixing the presiding deity) and disciplined nyāsa, it frames devotion as precise worship where reverent mantra-practice becomes a structured offering to the deity.
Mantra-śikṣā in practice: careful use of phonemes/syllables and their placement in nyāsa—an applied, technical discipline closely tied to Śikṣā (phonetics) and ritual procedure.